<div class="container"></div>

<style>
/* From Uiverse.io by escannord  - Tags: simple, white, pattern, notebook */
.container {
  width: 100%;
  height: 100%;
  background: linear-gradient(#3f87a6 10%, #ebf8e1a2 10%),
    linear-gradient(to right, #ebf8e100 10%, #c73030 10% 10.2%, #ebf8e100 10.5%);
  background-size: 100% 25px, 100% 100%;
  background-repeat: repeat, no-repeat;
  /* Add your background pattern here */
}

</style>
    